<?php
/***************************************************************************
 *                                posting.php
 *                            -------------------
 *   begin                : Saturday, Feb 13, 2001
 *   copyright            : (C) 2001 The phpBB Group
 *   email                : support@phpbb.com
 *
 *   $Id$
 *
 *
 ***************************************************************************/

/***************************************************************************
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 ***************************************************************************/

$phpbb_root_path = "./";
include($phpbb_root_path . 'extension.inc');
include($phpbb_root_path . 'common.'.$phpEx);
include($phpbb_root_path . 'includes/post.'.$phpEx);
include($phpbb_root_path . 'includes/bbcode.'.$phpEx);
include($phpbb_root_path . 'includes/search.'.$phpEx);

//
// Check and set various parameters
//
$params = array('submit' => 'post', 'confirm' => 'confirm', 'preview' => 'preview', 'delete' => 'delete', 'poll_delete' => 'poll_delete', 'poll_add' => 'add_poll_option', 'poll_edit' => 'edit_poll_option', 'mode' => 'mode', 'forum_id' => POST_FORUM_URL, 'topic_id' => POST_TOPIC_URL, 'post_id' => POST_POST_URL);

while( list($var, $param) = @each($params) )
{
	if ( !empty($HTTP_POST_VARS[$param]) || !empty($HTTP_GET_VARS[$param]) )
	{
		$$var = ( !empty($HTTP_POST_VARS[$param]) ) ? $HTTP_POST_VARS[$param] : $HTTP_GET_VARS[$param];
	}
	else
	{
		$$var = "";
	}
}

$refresh = $preview || $poll_add || $poll_edit || $poll_delete;

//
// Set topic type
//
$topic_type = ( !empty($HTTP_POST_VARS['topictype']) ) ? $HTTP_POST_VARS['topictype'] : POST_NORMAL;

//
// If the mode is set to topic review then output
// that review ...
//
if( $mode == "topicreview" )
{
	require($phpbb_root_path . 'includes/topic_review.'.$phpEx);

	topic_review($topic_id, false);
	exit;
}
else if( $mode == "smilies" )
{
	generate_smilies("window", PAGE_POSTING);
	exit;
}

//
// Was cancel pressed? If so then redirect to the appropriate
// page, no point in continuing with any further checks
//
if( isset($HTTP_POST_VARS['cancel']) )
{
	if ( $post_id )
	{
		$redirect = "viewtopic.$phpEx?" . POST_POST_URL . "=$post_id";
		$post_append = "#$post_id";
	}
	else if ( $topic_id )
	{
		$redirect = "viewtopic.$phpEx?" . POST_TOPIC_URL . "=$topic_id";
		$post_append = "";
	}
	else if ( $forum_id )
	{
		$redirect = "viewforum.$phpEx?" . POST_FORUM_URL . "=$forum_id";
		$post_append = "";
	}
	else
	{
		$redirect = "index.$phpEx";
		$post_append = "";
	}

	header("Location: " . append_sid($redirect) . $post_append, true);
}

//
// Start session management
//
$userdata = session_pagestart($user_ip, PAGE_POSTING);
init_userprefs($userdata);
//
// End session management
//

//
// What auth type do we need to check?
//
$is_auth = array();
switch( $mode )
{
	case 'newtopic':
		if( $topic_type == POST_ANNOUNCE )
		{
			$is_auth_type = "auth_announce";
		}
		else if( $topic_type == POST_STICKY )
		{
			$is_auth_type = "auth_sticky";
		}
		else
		{
			$is_auth_type = "auth_post";
		}
		break;
	case 'reply':
	case 'quote':
		$is_auth_type = "auth_reply";
		break;
	case 'editpost':
		$is_auth_type = "auth_edit";
		break;
	case 'delete':
	case 'poll_delete':
		$is_auth_type = "auth_delete";
		break;
	case 'vote':
		$is_auth_type = "auth_vote";
		break;
	case 'topicreview':
		$is_auth_type = "auth_read";
		break;
	default:
		message_die(GENERAL_MESSAGE, $lang['No_post_mode']);
		break;
}

//
// Here we do various lookups to find topic_id, forum_id, post_id etc.
// Doing it here prevents spoofing (eg. faking forum_id, topic_id or post_id
//
$error_msg = "";
$post_data = array();
switch ( $mode )
{
	case 'newtopic':
		if ( empty($forum_id) )
		{
			message_die(GENERAL_MESSAGE, $lang['Forum_not_exist']);
		}

		$sql = "SELECT * 
			FROM " . FORUMS_TABLE . " 
			WHERE forum_id = $forum_id";
		break;

	case 'reply':
	case 'vote':
		if ( empty( $topic_id) )
		{
			message_die(GENERAL_MESSAGE, $lang['No_topic_id']);
		}

		$sql = "SELECT f.*, t.topic_status  
			FROM " . FORUMS_TABLE . " f, " . TOPICS_TABLE . " t
			WHERE t.topic_id = $topic_id
				AND f.forum_id = t.forum_id";
		break;

	case 'quote':
	case 'editpost':
	case 'delete':
	case 'poll_delete':
		if ( empty($post_id) )
		{
			message_die(GENERAL_MESSAGE, $lang['No_post_id']);
		}

		$select_sql = ( !$submit ) ? ", t.topic_title, p.enable_bbcode, p.enable_html, p.enable_smilies, p.enable_sig, p.post_username, pt.post_subject, pt.post_text, pt.bbcode_uid, u.username, u.user_id, u.user_sig" : "";
		$from_sql = ( !$submit ) ? ", " . POSTS_TEXT_TABLE . " pt, " . USERS_TABLE . " u" : "";
		$where_sql = ( !$submit ) ? "AND pt.post_id = p.post_id AND u.user_id = p.poster_id" : "";

		$sql = "SELECT f.*, t.topic_id, t.topic_status, t.topic_type, t.topic_first_post_id, t.topic_last_post_id, t.topic_vote, p.post_id, p.poster_id" . $select_sql . " 
			FROM " . POSTS_TABLE . " p, " . TOPICS_TABLE . " t, " . FORUMS_TABLE . " f" . $from_sql . " 
			WHERE p.post_id = $post_id 
				AND t.topic_id = p.topic_id 
				AND f.forum_id = p.forum_id
				$where_sql";
		break;

	default:
		message_die(GENERAL_MESSAGE, $lang['No_valid_mode']);
}

if ( $result = $db->sql_query($sql) )
{
	$post_info = $db->sql_fetchrow($result);

	$forum_id = $post_info['forum_id'];
	$forum_name = $post_info['forum_name'];

	$is_auth = auth(AUTH_ALL, $forum_id, $userdata, $post_info);

	if ( $post_info['forum_status'] == FORUM_LOCKED && !$is_auth['auth_mod']) 
	{ 
	   message_die(GENERAL_MESSAGE, $lang['Forum_locked']); 
	} 
	else if ( $mode != "newtopic" && $post_info['topic_status'] == TOPIC_LOCKED && !$is_auth['auth_mod']) 
	{ 
	   message_die(GENERAL_MESSAGE, $lang['Topic_locked']); 
	} 

	if ( $mode == "editpost" || $mode == "delete" || $mode == "poll_delete" )
	{
		$topic_id = $post_info['topic_id'];

		$post_data['poster_post'] = ( $post_info['poster_id'] == $userdata['user_id'] ) ? true : false;
		$post_data['first_post'] = ( $post_info['topic_first_post_id'] == $post_id ) ? true : false;
		$post_data['last_post'] = ( $post_info['topic_last_post_id'] == $post_id ) ? true : false;
		$post_data['last_topic'] = ( $post_info['forum_last_post_id'] == $post_id ) ? true : false;
		$post_data['has_poll'] = ( $post_info['topic_vote'] ) ? true : false; 
		$post_data['topic_type'] = $post_info['topic_type'];
		$post_data['poster_id'] = $post_info['poster_id'];

		if ( $post_data['first_post'] && $post_data['has_poll'] )
		{
			$sql = "SELECT * 
				FROM " . VOTE_DESC_TABLE . " vd, " . VOTE_RESULTS_TABLE . " vr 
				WHERE vd.topic_id = $topic_id 
					AND vr.vote_id = vd.vote_id 
				ORDER BY vr.vote_option_id";
			if ( !($result = $db->sql_query($sql)) )
			{
				message_die(GENERAL_ERROR, "Couldn't obtain vote data for this topic", "", __LINE__, __FILE__, $sql);
			}

			$poll_options = array();
			$poll_results_sum = 0;
			if ( $row = $db->sql_fetchrow($result) )
			{
				$poll_title = $row['vote_text'];
				$poll_id = $row['vote_id'];
				$poll_length = $row['vote_length'] / 86400;

				do
				{
					$poll_options[$row['vote_option_id']] = $row['vote_option_text']; 
					$poll_results_sum += $row['vote_result'];
				}
				while ( $row = $db->sql_fetchrow($result) );
			}

			$post_data['edit_poll'] = ( ( !$poll_results_sum || $is_auth['auth_mod'] ) && $post_data['first_post'] ) ? true : 0;
		}
		else
		{
			$post_data['edit_poll'] = false;
		}
		
		//
		// Can this user edit/delete the post/poll?
		//
		if ( $post_info['poster_id'] != $userdata['user_id'] && !$is_auth['auth_mod'] )
		{
			$message = ( $delete || $mode == "delete" ) ? $lang['Delete_own_posts'] : $lang['Edit_own_posts'];
			$message .= '<br /><br />' . sprintf($lang['Click_return_topic'], '<a href="' . append_sid("viewtopic.$phpEx?" . POST_TOPIC_URL . "=$topic_id") . '">', '</a>');

			message_die(GENERAL_MESSAGE, $message);
		}
		else if ( !$post_data['last_post'] && !$is_auth['auth_mod'] && ( $mode == "delete" || $delete ) )
		{
			message_die(GENERAL_MESSAGE, $lang['Cannot_delete_replied']);
		}
		else if ( !$post_data['edit_poll'] && !$is_auth['auth_mod'] && ( $mode == "poll_delete" || $poll_delete ) )
		{
			message_die(GENERAL_MESSAGE, $lang['Cannot_delete_poll']);
		}
	}
	else
	{
		if ( $mode == "quote" )
		{
			$topic_id = $post_info['topic_id'];
		}

		$post_data['first_post'] = ( $mode == "newtopic" ) ? true : 0;
		$post_data['last_post'] = false;
		$post_data['has_poll'] = false;
		$post_data['edit_poll'] = false;
	}
}
else
{
	message_die(GENERAL_MESSAGE, $lang['No_such_post']);
}

//
// The user is not authed, if they're not logged in then redirect
// them, else show them an error message
//
if ( !$is_auth[$is_auth_type] )
{
	if ( $userdata['session_logged_in'] )
	{
		message_die(GENERAL_MESSAGE, sprintf($lang['Sorry_' . $is_auth_type], $is_auth[$is_auth_type . "_type"]));
	}

	switch( $mode )
	{
		case 'newtopic':
			$redirect = "mode=newtopic&" . POST_FORUM_URL . "=" . $forum_id;
			break;
		case 'reply':
		case 'topicreview':
			$redirect = "mode=reply&" . POST_TOPIC_URL . "=" . $topic_id;
			break;
		case 'quote':
		case 'editpost':
			$redirect = "mode=quote&" . POST_POST_URL ."=" . $post_id;
			break;
	}

	header("Location: " . append_sid("login.$phpEx?redirect=posting.$phpEx&" . $redirect, true));
	exit;
}

//
// Set toggles for various options
//
if( !$board_config['allow_html'] )
{
	$html_on = 0;
}
else
{
	$html_on = ( $submit || $refresh ) ? ( ( !empty($HTTP_POST_VARS['disable_html']) ) ? 0 : TRUE ) : ( ( $userdata['user_id'] == ANONYMOUS ) ? $board_config['allow_html'] : $userdata['user_allowhtml'] );
}

if( !$board_config['allow_bbcode'] )
{
	$bbcode_on = 0;
}
else
{
	$bbcode_on = ( $submit || $refresh ) ? ( ( !empty($HTTP_POST_VARS['disable_bbcode']) ) ? 0 : TRUE ) : ( ( $userdata['user_id'] == ANONYMOUS ) ? $board_config['allow_bbcode'] : $userdata['user_allowbbcode'] );
}

if( !$board_config['allow_smilies'] )
{
	$smilies_on = 0;
}
else
{
	$smilies_on = ( $submit || $refresh ) ? ( ( !empty($HTTP_POST_VARS['disable_smilies']) ) ? 0 : TRUE ) : ( ( $userdata['user_id'] == ANONYMOUS ) ? $board_config['allow_smilies'] : $userdata['user_allowsmile'] );
}

if ( $submit || $refresh )
{
	$notify_user = ( !empty($HTTP_POST_VARS['notify']) ) ? TRUE : 0;
}
else
{
	if ( $mode != "newtopic" )
	{
		$sql = "SELECT topic_id 
			FROM " . TOPICS_WATCH_TABLE . "
			WHERE topic_id = $topic_id 
				AND user_id = " . $userdata['user_id'];
		if ( !($result = $db->sql_query($sql)) )
		{
			message_die(GENERAL_ERROR, "Couldn't obtain topic watch information", "", __LINE__, __FILE__, $sql);
		}

		$notify_user = ( $db->sql_fetchrow($result) ) ? TRUE : $userdata['user_notify'];
	}
	else
	{
		$notify_user = $userdata['user_notify'];
	}
}

$attach_sig = ( $submit || $refresh ) ? ( ( !empty($HTTP_POST_VARS['attach_sig']) ) ? TRUE : 0 ) : ( ( $userdata['user_id'] == ANONYMOUS ) ? 0 : $userdata['user_attachsig'] );

// --------------------
//  What shall we do?
//
if ( ( $delete || $poll_delete || $mode == "delete" ) && !$confirm )
{
	//
	// Confirm deletion
	//
	$s_hidden_fields = '<input type="hidden" name="' . POST_POST_URL . '" value="' . $post_id . '" />';
	$s_hidden_fields .= ( $delete || $mode == "delete" ) ? '<input type="hidden" name="mode" value="delete" />' : '<input type="hidden" name="mode" value="poll_delete" />';

	$l_confirm = ( $delete || $mode == "delete" ) ? $lang['Confirm_delete'] : $lang['Confirm_delete_poll'];

	//
	// Output confirmation page
	//
	include($phpbb_root_path . 'includes/page_header.'.$phpEx);

	$template->set_filenames(array(
		"confirm_body" => "confirm_body.tpl")
	);

	$template->assign_vars(array(
		"MESSAGE_TITLE" => $lang['Information'],
		"MESSAGE_TEXT" => $l_confirm,

		"L_YES" => $lang['Yes'],
		"L_NO" => $lang['No'],

		"S_CONFIRM_ACTION" => append_sid("posting.$phpEx"),
		"S_HIDDEN_FIELDS" => $s_hidden_fields)
	);

	$template->pparse("confirm_body");

	include($phpbb_root_path . 'includes/page_tail.'.$phpEx);
}
else if ( $mode == "vote" )
{
	//
	// Vote in a poll
	//
	if ( !empty($HTTP_POST_VARS['vote_id']) )
	{
		$vote_option_id = $HTTP_POST_VARS['vote_id'];

		$sql = "SELECT vd.vote_id    
			FROM " . VOTE_DESC_TABLE . " vd, " . VOTE_RESULTS_TABLE . " vr
			WHERE vd.topic_id = $topic_id 
				AND vr.vote_id = vd.vote_id 
				AND vr.vote_option_id = $vote_option_id
			GROUP BY vd.vote_id";
		if ( !($result = $db->sql_query($sql)) )
		{
			message_die(GENERAL_ERROR, "Couldn't obtain vote data for this topic", "", __LINE__, __FILE__, $sql);
		}

		if ( $vote_info = $db->sql_fetchrow($result) )
		{
			$vote_id = $vote_info['vote_id'];

			$sql = "SELECT * 
				FROM " . VOTE_USERS_TABLE . "  
				WHERE vote_id = $vote_id 
					AND vote_user_id = " . $userdata['user_id'];
			if ( !($result = $db->sql_query($sql)) )
			{
				message_die(GENERAL_ERROR, "Couldn't obtain user vote data for this topic", "", __LINE__, __FILE__, $sql);
			}

			if ( !($row = $db->sql_fetchrow($result)) )
			{
				$sql = "UPDATE " . VOTE_RESULTS_TABLE . " 
					SET vote_result = vote_result + 1 
					WHERE vote_id = $vote_id 
						AND vote_option_id = $vote_option_id";
				if ( !$db->sql_query($sql, BEGIN_TRANSACTION) )
				{
					message_die(GENERAL_ERROR, "Couldn't update poll result", "", __LINE__, __FILE__, $sql);
				}

				$sql = "INSERT INTO " . VOTE_USERS_TABLE . " (vote_id, vote_user_id, vote_user_ip) 
					VALUES ($vote_id, " . $userdata['user_id'] . ", '$user_ip')";
				if ( !$db->sql_query($sql, END_TRANSACTION) )
				{
					message_die(GENERAL_ERROR, "Couldn't insert user_id for poll", "", __LINE__, __FILE__, $sql);
				}

				$message = $lang['Vote_cast'];
			}
			else
			{
				$message = $lang['Already_voted'];
			}
		}
		else
		{
			$message = $lang['No_vote_option'];
		}

		$template->assign_vars(array(
			"META" => '<meta http-equiv="refresh" content="3;url=' . append_sid("viewtopic.$phpEx?" . POST_TOPIC_URL . "=$topic_id") . '">')
		);
		$message .=  '<br /><br />' . sprintf($lang['Click_view_message'], '<a href="' . append_sid("viewtopic.$phpEx?" . POST_TOPIC_URL . "=$topic_id") . '">', '</a>');
		message_die(GENERAL_MESSAGE, $message);
	}
}
else if ( $submit || $confirm )
{
	//
	// Submit post/vote (newtopic, edit, reply, etc.)
	//
	$return_message = "";
	$return_meta = "";

	switch ( $mode )
	{
		case 'editpost':

		case 'newtopic':
		case 'reply':
			$username = ( !empty($HTTP_POST_VARS['username']) ) ? $HTTP_POST_VARS['username'] : "";
			$subject = ( !empty($HTTP_POST_VARS['subject']) ) ? $HTTP_POST_VARS['subject'] : "";
			$message = ( !empty($HTTP_POST_VARS['message']) ) ? $HTTP_POST_VARS['message'] : "";
			$poll_title = ( isset($HTTP_POST_VARS['poll_title']) && $is_auth['auth_pollcreate'] ) ? $HTTP_POST_VARS['poll_title'] : "";
			$poll_options = ( isset($HTTP_POST_VARS['poll_option_text']) && $is_auth['auth_pollcreate'] ) ? $HTTP_POST_VARS['poll_option_text'] : "";
			$poll_length = ( isset($HTTP_POST_VARS['poll_length']) && $is_auth['auth_pollcreate'] ) ? $HTTP_POST_VARS['poll_length'] : "";
			$bbcode_uid = "";

			prepare_post($mode, $post_data, $bbcode_on, $html_on, $smilies_on, $error_msg, $username, $bbcode_uid, $subject, $message, $poll_title, $poll_options, $poll_length);

			if ( $error_msg == "" )
			{
				$topic_type = ( $topic_type != $post_data['topic_type'] && !$is_auth['auth_sticky'] && !$is_auth['auth_announce'] ) ? $post_data['topic_type'] : $topic_type;

				submit_post($mode, $post_data, $return_message, $return_meta, $forum_id, $topic_id, $post_id, $poll_id, $topic_type, $bbcode_on, $html_on, $smilies_on, $attach_sig, $bbcode_uid, str_replace("\'", "''", $username), str_replace("\'", "''", $subject), str_replace("\'", "''", $message), str_replace("\'", "''", $poll_title), $poll_options, $poll_length);
				user_notification($mode, $post_data, $forum_id, $topic_id, $post_id, $notify_user);
			}
			break;

		case 'delete':
		case 'poll_delete':
			delete_post($mode, $post_data, $return_message, $return_meta, $forum_id, $topic_id, $post_id, $poll_id);
			break;
	}

	if ( $error_msg == "" )
	{
		if ( $mode == "newtopic" || $mode == "reply" )
		{
			$tracking_topics = ( !empty($HTTP_COOKIE_VARS[$board_config['cookie_name'] . "_t"]) ) ? unserialize($HTTP_COOKIE_VARS[$board_config['cookie_name'] . "_t"]) : array();
			$tracking_forums = ( !empty($HTTP_COOKIE_VARS[$board_config['cookie_name'] . "_f"]) ) ? unserialize($HTTP_COOKIE_VARS[$board_config['cookie_name'] . "_f"]) : array();

			if ( count($tracking_topics) + count($tracking_forums) == 100 && empty($tracking_topics[$topic_id]) )
			{
				asort($tracking_topics);
				unset($tracking_topics[key($tracking_topics)]);
			}

			$tracking_topics[$topic_id] = time();

			setcookie($board_config['cookie_name'] . "_t", serialize($tracking_topics), 0, $board_config['cookie_path'], $board_config['cookie_domain'], $board_config['cookie_secure']);
		}

		$template->assign_vars(array(
			"META" => $return_meta)
		);
		message_die(GENERAL_MESSAGE, $return_message);
	}
}

//
//
//
if( $refresh || isset($HTTP_POST_VARS['del_poll_option']) || $error_msg != "" )
{
	$username = ( !empty($HTTP_POST_VARS['username']) ) ? htmlspecialchars(trim(stripslashes($HTTP_POST_VARS['username']))) : "";
	$subject = ( !empty($HTTP_POST_VARS['subject']) ) ? htmlspecialchars(trim(stripslashes($HTTP_POST_VARS['subject']))) : "";
	$message = ( !empty($HTTP_POST_VARS['message']) ) ? trim(stripslashes($HTTP_POST_VARS['message'])) : "";

	$poll_title = ( !empty($HTTP_POST_VARS['poll_title']) ) ? htmlspecialchars(trim(stripslashes($HTTP_POST_VARS['poll_title']))) : "";
	$poll_length = ( isset($HTTP_POST_VARS['poll_length']) ) ? max(0, intval($HTTP_POST_VARS['poll_length'])) : 0;

	$poll_options = array();
	if ( !empty($HTTP_POST_VARS['poll_option_text']) )
	{
		while( list($option_id, $option_text) = @each($HTTP_POST_VARS['poll_option_text']) )
		{
			if( isset($HTTP_POST_VARS['del_poll_option'][$option_id]) )
			{
				unset($poll_options[$option_id]);
			}
			else if ( !empty($option_text) ) 
			{
				$poll_options[$option_id] = htmlspecialchars(trim(stripslashes($option_text)));
			}
		}
	}

	if ( isset($poll_add) && !empty($HTTP_POST_VARS['add_poll_option_text']) )
	{
		$poll_options[] = htmlspecialchars(trim(stripslashes($HTTP_POST_VARS['add_poll_option_text'])));
	}

	if ( $mode == 'newtopic' || $mode == 'reply')
	{
		$user_sig = ( $userdata['user_sig'] != "" ) ? $userdata['user_sig'] : "";
	}
	else if ( $mode == 'editpost' )
	{
		$user_sig = ( $post_info['user_sig'] != "" ) ? $post_info['user_sig'] : "";
	}
	
	if( $preview )
	{
		$orig_word = array();
		$replacement_word = array();
		obtain_word_list($orig_word, $replacement_word);

		$bbcode_uid = ( $bbcode_on ) ? make_bbcode_uid() : "";
		$preview_message = stripslashes(prepare_message(addslashes($message), $html_on, $bbcode_on, $smilies_on, $bbcode_uid));
		$preview_subject = $subject;
		$preview_username = $username;

		//
		// Finalise processing as per viewtopic
		//
		if( !$html_on )
		{
			if( $user_sig != "" || !$userdata['user_allowhtml'] )
			{
				$user_sig = preg_replace("#(<)([\/]?.*?)(>)#is", "&lt;\\2&gt;", $user_sig);
			}
		}

		if( $attach_sig && $user_sig != "" && $userdata['user_sig_bbcode_uid'] )
		{
			$user_sig = bbencode_second_pass($user_sig, $userdata['user_sig_bbcode_uid']);
		}

		if( $bbcode_on )
		{
			$preview_message = bbencode_second_pass($preview_message, $bbcode_uid);
		}

		if( !empty($orig_word) )
		{
			$preview_username = ( !empty($username) ) ? preg_replace($orig_word, $replacement_word, $preview_username) : "";
			$preview_subject = ( !empty($subject) ) ? preg_replace($orig_word, $replacement_word, $preview_subject) : "";
			$preview_message = ( !empty($preview_message) ) ? preg_replace($orig_word, $replacement_word, $preview_message) : "";
		}

		if( $user_sig != "" )
		{
			$user_sig = make_clickable($user_sig);
		}
		$preview_message = make_clickable($preview_message);

		if( $smilies_on )
		{
			if( $userdata['user_allowsmile'] && $user_sig != "" )
			{
				$user_sig = smilies_pass($user_sig);
			}

			$preview_message = smilies_pass($preview_message);
		}

		if( $attach_sig && $user_sig != "" )
		{
			$preview_message = $preview_message . "<br /><br />_________________<br />" . $user_sig;
		}

		$preview_message = str_replace("\n", "<br />", $preview_message);

		$template->set_filenames(array(
			"preview" => "posting_preview.tpl")
		);

		$template->assign_vars(array(
			"TOPIC_TITLE" => $preview_subject,
			"POST_SUBJECT" => $preview_subject,
			"POSTER_NAME" => $preview_username,
			"POST_DATE" => create_date($board_config['default_dateformat'], time(), $board_config['board_timezone']),
			"MESSAGE" => $preview_message,

			"L_POST_SUBJECT" => $lang['Post_subject'], 
			"L_PREVIEW" => $lang['Preview'],
			"L_POSTED" => $lang['Posted'])
		);
		$template->assign_var_from_handle("POST_PREVIEW_BOX", "preview");
	}
	else if( $error_msg != "" )
	{
		$template->set_filenames(array(
			"reg_header" => "error_body.tpl")
		);
		$template->assign_vars(array(
			"ERROR_MESSAGE" => $error_msg)
		);
		$template->assign_var_from_handle("ERROR_BOX", "reg_header");
	}
}
else
{
	//
	// User default entry point
	//
	if ( $mode == 'newtopic' )
	{
		$user_sig = ( $userdata['user_sig'] != "" ) ? $userdata['user_sig'] : "";

		$username = ($userdata['session_logged_in']) ? $userdata['username'] : "";
		$poll_title = "";
		$poll_length = "";
		$subject = "";
		$message = "";
	}
	else if ( $mode == 'reply' )
	{
		$user_sig = ( $userdata['user_sig'] != "" ) ? $userdata['user_sig'] : "";

		$username = ( $userdata['session_logged_in'] ) ? $userdata['username'] : "";
		$subject = "";
		$message = "";

	}
	else if ( $mode == 'quote' || $mode == 'editpost' )
	{
		$subject = ( $post_data['first_post'] ) ? $post_info['topic_title'] : $post_info['post_subject'];
		$message = $post_info['post_text'];

		if ( $mode == "editpost" )
		{
			$attach_sig = ( $post_info['enable_sig'] && $post_info['user_sig'] != "" ) ? TRUE : 0; 
			$user_sig = $post_info['user_sig'];

			$html_on = ( $post_info['enable_html'] ) ? true : false;
			$bbcode_on = ( $post_info['enable_bbcode'] ) ? true : false;
			$smilies_on = ( $post_info['enable_smilies'] ) ? true : false;
		}
		else
		{
			$attach_sig = ( $userdata['user_attachsig'] ) ? TRUE : 0;
			$user_sig = $userdata['user_sig'];
		}

		if ( $post_info['bbcode_uid'] != "" )
		{
			$message = preg_replace("/\:(([a-z0-9]:)?)" . $post_info['bbcode_uid'] . "/si", "", $message);
		}
		$message = str_replace("<br />", "\n", $message);
		$message = preg_replace('#</textarea>#si', '&lt;/textarea&gt;', $message);

		if ( $mode == 'quote' )
		{
			$orig_word = array();
			$replacement_word = array();
			obtain_word_list($orig_word, $replace_word);

			$msg_date =  create_date($board_config['default_dateformat'], $postrow['post_time'], $board_config['board_timezone']);

			$message = '[quote="' . $post_info['username'] . '"]' . $message . '[/quote]';

			if ( !empty($orig_word) )
			{
				$subject = ( !empty($subject) ) ? preg_replace($orig_word, $replace_word, $subject) : "";
				$message = ( !empty($message) ) ? preg_replace($orig_word, $replace_word, $message) : "";
			}

			if ( !preg_match("/^Re:/", $subject) && strlen($subject) > 0 )
			{
				$subject = 'Re: ' . $subject;
			}

			$mode = 'reply';
		}
		else
		{
			$username = ( $post_info['user_id'] == ANONYMOUS && !empty($post_info['post_username']) ) ? $post_info['post_username'] : "";
		}
	}
}

//
// Signature toggle selection
//
if( $user_sig != '' )
{
	$template->assign_block_vars("signature_checkbox", array());
}

//
// HTML toggle selection
//
if ( $board_config['allow_html'] )
{
	$html_status = $lang['HTML_is_ON'];
	$template->assign_block_vars("html_checkbox", array());
}
else
{
	$html_status = $lang['HTML_is_OFF'];
}

//
// BBCode toggle selection
//
if ( $board_config['allow_bbcode'] )
{
	$bbcode_status = $lang['BBCode_is_ON'];
	$template->assign_block_vars("bbcode_checkbox", array());
}
else
{
	$bbcode_status = $lang['BBCode_is_OFF'];
}

//
// Smilies toggle selection
//
if ( $board_config['allow_smilies'] )
{
	$smilies_status = $lang['Smilies_are_ON'];
	$template->assign_block_vars("smilies_checkbox", array());
}
else
{
	$smilies_status = $lang['Smilies_are_OFF'];
}

if( !$userdata['session_logged_in'] || ( $mode == "editpost" && $post_info['poster_id'] == ANONYMOUS ) )
{
	$template->assign_block_vars("username_select", array());
}

//
// Notify checkbox - only show if user is logged in
//
if ( $userdata['session_logged_in'] )
{
	if ( $mode != "editpost" || ( $mode == "editpost" && $post_info['poster_id'] != ANONYMOUS ) )
	{
		$template->assign_block_vars("notify_checkbox", array());
	}
}

//
// Delete selection
//
if ( $mode == 'editpost' && ( ( $is_auth['auth_delete'] && $post_data['last_post'] && ( !$post_data['has_poll'] || $post_data['edit_poll'] ) ) || $is_auth['auth_mod'] ) )
{
	$template->assign_block_vars("delete_checkbox", array());
}

//
// Topic type selection
//
$topic_type_toggle = '';
if ( $mode == 'newtopic' || ( $mode == 'editpost' && $post_data['first_post'] ) )
{
	$template->assign_block_vars("type_toggle", array());

	if( $is_auth['auth_sticky'] )
	{
		$topic_type_toggle .= '<input type="radio" name="topictype" value="' . POST_STICKY . '"';
		if ( $post_data['topic_type'] == POST_STICKY )
		{
			$topic_type_toggle .= ' checked="checked"';
		}
		$topic_type_toggle .= ' /> ' . $lang['Post_Sticky'] . '&nbsp;&nbsp;';
	}

	if( $is_auth['auth_announce'] )
	{
		$topic_type_toggle .= '<input type="radio" name="topictype" value="' . POST_ANNOUNCE . '"';
		if ( $post_data['topic_type'] == POST_ANNOUNCE )
		{
			$topic_type_toggle .= ' checked="checked"';
		}
		$topic_type_toggle .= ' /> ' . $lang['Post_Announcement'] . '&nbsp;&nbsp;';
	}

	if ( $topic_type_toggle != "" )
	{
		$topic_type_toggle = $lang['Post_topic_as'] . ': <input type="radio" name="topictype" value="' . POST_NORMAL .'"' . ( ( $post_data['topic_type'] == POST_NORMAL ) ? ' checked="checked"' : '' ) . ' /> ' . $lang['Post_Normal'] . '&nbsp;&nbsp;' . $topic_type_toggle;
	}
}

$hidden_form_fields = '<input type="hidden" name="mode" value="' . $mode . '" />';

switch( $mode )
{
	case 'newtopic':
		$page_title = $lang['Post_a_new_topic'];
		$hidden_form_fields .= '<input type="hidden" name="' . POST_FORUM_URL . '" value="' . $forum_id . '" />';
		break;

	case 'reply':
		$page_title = $lang['Post_a_reply'];
		$hidden_form_fields .= '<input type="hidden" name="' . POST_TOPIC_URL . '" value="' . $topic_id . '" />';
		break;

	case 'editpost':
		$page_title = $lang['Edit_Post'];
		$hidden_form_fields .= '<input type="hidden" name="' . POST_POST_URL . '" value="' . $post_id . '" />';
		break;
}

// Generate smilies listing for page output
generate_smilies("inline", PAGE_POSTING);

//
// Include page header
//
include($phpbb_root_path . 'includes/page_header.'.$phpEx);

$template->set_filenames(array(
	"body" => "posting_body.tpl", 
	"pollbody" => "posting_poll_body.tpl", 
	"jumpbox" => "jumpbox.tpl", 
	"reviewbody" => "posting_topic_review.tpl")
);

$jumpbox = make_jumpbox();
$template->assign_vars(array(
	"L_GO" => $lang['Go'],
	"L_JUMP_TO" => $lang['Jump_to'],
	"L_SELECT_FORUM" => $lang['Select_forum'],
	
	"S_JUMPBOX_LIST" => $jumpbox,
	"S_JUMPBOX_ACTION" => append_sid("viewforum.$phpEx"))
);
$template->assign_var_from_handle("JUMPBOX", "jumpbox");

$template->assign_vars(array(
	"FORUM_NAME" => $forum_name,
	"L_POST_A" => $page_title,
	"L_POST_SUBJECT" => $lang['Post_subject'], 

	"U_VIEW_FORUM" => append_sid("viewforum.$phpEx?" . POST_FORUM_URL . "=$forum_id"))
);

//
// This enables the forum/topic title to be output for posting
// but not for privmsg (where it makes no sense)
//
$template->assign_block_vars("switch_not_privmsg", array());

//
// Output the data to the template
//
$template->assign_vars(array(
	"USERNAME" => $username,
	"SUBJECT" => $subject,
	"MESSAGE" => $message,
	"HTML_STATUS" => $html_status,
	"BBCODE_STATUS" => sprintf($bbcode_status, '<a href="' . append_sid("faq.$phpEx?mode=bbcode") . '" target="_phpbbcode">', '</a>'), 
	"SMILIES_STATUS" => $smilies_status, 

	"L_SUBJECT" => $lang['Subject'],
	"L_MESSAGE_BODY" => $lang['Message_body'],
	"L_OPTIONS" => $lang['Options'],
	"L_PREVIEW" => $lang['Preview'],
	"L_SPELLCHECK" => $lang['Spellcheck'],
	"L_SUBMIT" => $lang['Submit'],
	"L_CANCEL" => $lang['Cancel'],
	"L_CONFIRM_DELETE" => $lang['Confirm_delete'],
	"L_DISABLE_HTML" => $lang['Disable_HTML_post'], 
	"L_DISABLE_BBCODE" => $lang['Disable_BBCode_post'], 
	"L_DISABLE_SMILIES" => $lang['Disable_Smilies_post'], 
	"L_ATTACH_SIGNATURE" => $lang['Attach_signature'], 
	"L_NOTIFY_ON_REPLY" => $lang['Notify'], 
	"L_DELETE_POST" => $lang['Delete_post'],

	"L_BBCODE_B_HELP" => $lang['bbcode_b_help'], 
	"L_BBCODE_I_HELP" => $lang['bbcode_i_help'], 
	"L_BBCODE_U_HELP" => $lang['bbcode_u_help'], 
	"L_BBCODE_Q_HELP" => $lang['bbcode_q_help'], 
	"L_BBCODE_C_HELP" => $lang['bbcode_c_help'], 
	"L_BBCODE_L_HELP" => $lang['bbcode_l_help'], 
	"L_BBCODE_O_HELP" => $lang['bbcode_o_help'], 
	"L_BBCODE_P_HELP" => $lang['bbcode_p_help'], 
	"L_BBCODE_W_HELP" => $lang['bbcode_w_help'], 
	"L_BBCODE_A_HELP" => $lang['bbcode_a_help'], 
	"L_BBCODE_S_HELP" => $lang['bbcode_s_help'], 
	"L_BBCODE_F_HELP" => $lang['bbcode_f_help'], 
	"L_EMPTY_MESSAGE" => $lang['Empty_message'],

	"L_FONT_COLOR" => $lang['Font_color'], 
	"L_COLOR_DEFAULT" => $lang['color_default'], 
	"L_COLOR_DARK_RED" => $lang['color_dark_red'], 
	"L_COLOR_RED" => $lang['color_red'], 
	"L_COLOR_ORANGE" => $lang['color_orange'], 
	"L_COLOR_BROWN" => $lang['color_brown'], 
	"L_COLOR_YELLOW" => $lang['color_yellow'], 
	"L_COLOR_GREEN" => $lang['color_green'], 
	"L_COLOR_OLIVE" => $lang['color_olive'], 
	"L_COLOR_CYAN" => $lang['color_cyan'], 
	"L_COLOR_BLUE" => $lang['color_blue'], 
	"L_COLOR_DARK_BLUE" => $lang['color_dark_blue'], 
	"L_COLOR_INDIGO" => $lang['color_indigo'], 
	"L_COLOR_VIOLET" => $lang['color_violet'], 
	"L_COLOR_WHITE" => $lang['color_white'], 
	"L_COLOR_BLACK" => $lang['color_black'], 

	"L_FONT_SIZE" => $lang['Font_size'], 
	"L_FONT_TINY" => $lang['font_tiny'], 
	"L_FONT_SMALL" => $lang['font_small'], 
	"L_FONT_NORMAL" => $lang['font_normal'], 
	"L_FONT_LARGE" => $lang['font_large'], 
	"L_FONT_HUGE" => $lang['font_huge'], 

	"L_BBCODE_CLOSE_TAGS" => $lang['Close_Tags'], 
	"L_STYLES_TIP" => $lang['Styles_tip'], 

	"U_VIEWTOPIC" => ( $mode == 'reply' ) ? append_sid("viewtopic.$phpEx?" . POST_TOPIC_URL . "=$topic_id&amp;postorder=desc") : "", 
	"U_REVIEW_TOPIC" => ( $mode == 'reply' ) ? append_sid("posting.$phpEx?mode=topicreview&amp;" . POST_TOPIC_URL . "=$topic_id") : "", 

	"S_HTML_CHECKED" => ( !$html_on ) ? 'checked="checked"' : "", 
	"S_BBCODE_CHECKED" => ( !$bbcode_on ) ? 'checked="checked"' : "", 
	"S_SMILIES_CHECKED" => ( !$smilies_on ) ? 'checked="checked"' : "", 
	"S_SIGNATURE_CHECKED" => ( $attach_sig ) ? 'checked="checked"' : "", 
	"S_NOTIFY_CHECKED" => ( $notify_user ) ? 'checked="checked"' : "", 
	"S_TYPE_TOGGLE" => $topic_type_toggle, 
	"S_TOPIC_ID" => $topic_id, 
	"S_POST_ACTION" => append_sid("posting.$phpEx"),
	"S_HIDDEN_FORM_FIELDS" => $hidden_form_fields)
);

//
// Poll entry switch/output
//
if( ( $mode == "newtopic" || ( $mode == "editpost" && $post_data['first_post'] ) ) && $is_auth['auth_pollcreate'] )
{
	$template->assign_vars(array(
		"L_ADD_A_POLL" => $lang['Add_poll'],  
		"L_ADD_POLL_EXPLAIN" => $lang['Add_poll_explain'],   
		"L_POLL_QUESTION" => $lang['Poll_question'],   
		"L_POLL_OPTION" => $lang['Poll_option'],  
		"L_ADD_OPTION" => $lang['Add_option'],
		"L_UPDATE_OPTION" => $lang['Update'],
		"L_DELETE_OPTION" => $lang['Delete'], 
		"L_POLL_LENGTH" => $lang['Poll_for'],  
		"L_DAYS" => $lang['Days'], 
		"L_POLL_LENGTH_EXPLAIN" => $lang['Poll_for_explain'], 
		"L_POLL_DELETE" => $lang['Delete_poll'],
		
		"POLL_TITLE" => $poll_title,
		"POLL_LENGTH" => $poll_length)
	);

	if( $mode == 'editpost' && $post_data['edit_poll'] )
	{
		$template->assign_block_vars("poll_delete_toggle", array());
	}

	if( !empty($poll_options) )
	{
		while( list($option_id, $option_text) = each($poll_options) )
		{
			$template->assign_block_vars("poll_option_rows", array(
				"POLL_OPTION" => $option_text, 

				"S_POLL_OPTION_NUM" => $option_id)
			);
		}
	}

	$template->assign_var_from_handle("POLLBOX", "pollbody");
}

//
// Topic review
//
if( $mode == 'reply' )
{
	require($phpbb_root_path . 'includes/topic_review.'.$phpEx);
	topic_review($topic_id, true);

	$template->assign_block_vars("switch_inline_mode", array());
	$template->assign_var_from_handle("TOPIC_REVIEW_BOX", "reviewbody");
}

//
// Parse and print the body
//
$template->pparse("body");

include($phpbb_root_path . 'includes/page_tail.'.$phpEx);

?>